Biorhythms Index

Featured: Biorhythms Main Article

Biologic rhythms, or biorhythms, are how our bodies respond to the regular phases of the sun, moon, and seasons. A medical chronobiologist studies how the "body clock" or biorhythms affect diseases and how the body clock responds to treatment of diseases and conditions at different times of the day.

Patient Discussions - Viewers share their comments

    Related Diseases & Conditions

    • Rheumatoid Arthritis (RA) Rheumatoid arthritis is an autoimmune disease that causes chronic inflammation of the joints, the tissue around the joints, as...learn more »
      In This Article
      Rheumatoid Arthritis (RA) Article
      • Rheumatoid arthritis (RA) facts
      • What is rheumatoid arthritis (RA)?
      • What are causes and risk factors of rheumatoid arthritis?
      • What are complications of rheumatoid arthritis?
      • What are rheumatoid arthritis symptoms and signs?
      • What tests do physicians use to diagnose rheumatoid arthritis?
      • What is the treatment for rheumatoid arthritis? What types of medications treat RA?
      • "First-line" rheumatoid arthritis medications
      • "Second-line" or "slow-acting" rheumatoid arthritis drugs (disease-modifying anti-rheumatic drugs or DMARDs)
      • What are newer rheumatoid arthritis treatments?
      • Rheumatoid arthritis diet, exercise, home remedies, and alternative medicine
      • What about rheumatoid arthritis and pregnancy?
      • What is the prognosis (outlook) for patients with rheumatoid arthritis?
      • Is it possible to prevent rheumatoid arthritis?
      • What research is being done on rheumatoid arthritis?
      • Where can people get additional information on rheumatoid arthritis?
    • Chest Pain Chest pain is a common complaint by a patient in the ER. Causes of chest pain include broken or bruised ribs, pleurisy,...learn more »
      In This Article
      Chest Pain Article
      • Chest pain facts
      • Chest pain introduction
      • What are the sources of chest pain?
      • What are the causes of chest pain?
      • How is chest pain diagnosed?
      • What is the philosophy of the approach to chest pain diagnosis?
      • What is the diagnosis and treatment for chest pain?
      • Broken or bruised ribs
      • Costochondritis
      • Pleuritis or pleurisy
      • Pneumothorax
      • Shingles
      • Pneumonia
      • Pulmonary embolism
      • Angina and heart attack (myocardial infarction)
      • Pericarditis
      • Aorta and aortic dissection
      • Esophagus and reflux esophagitis
      • Referred abdominal pain
    • Allergy (Allergies) An allergy refers to a misguided reaction by our immune system in response to bodily contact with certain foreign substances. ...learn more »
    • Jet Lag Jet lag (desynchonosis) is a temporary disorder that results from travel across time zones. Symptoms include anxiety,...learn more »
      In This Article
      Jet Lag Article
      • What is jet lag?
      • What are other symptoms and signs of jet lag?
      • What is a time zone?
      • What causes jet lag?
      • How does the body keep time?
      • What is the role of melatonin in jet lag?
      • Does the direction of travel matter?
      • Do the symptoms of jet lag vary in intensity?
      • What are risk factors for jet lag?
      • How long does jet lag last?
      • Should people take melatonin for jet lag?
      • Are there any remedies for jet lag? Is it possible to prevent jet lag?
    • Hay Fever (Allergic Rhinitis) Hay fever (allergic rhinitis) is an irritation of the nose caused by pollen and is associated with the following allergic...learn more »
      In This Article
      Hay Fever (Allergic Rhinitis) Article
      • Hay fever facts
      • What is hay fever? What are hay fever symptoms and signs?
      • Why does an allergic reaction occur?
      • What causes allergic rhinitis?
      • What are risk factors for allergic rhinitis?
      • When and where does allergic rhinitis occur?
      • Is allergic rhinitis contagious?
      • How is allergic rhinitis diagnosed, and how are allergies identified?
      • What is the treatment for allergies?
      • What is the prognosis of allergic rhinitis?
      • Is it possible to prevent allergic rhinitis?
    • Ulcerative Colitis Ulcerative colitis is a chronic inflammation of the colon. Symptoms include abdominal pain, diarrhea, and rectal bleeding....learn more »
      In This Article
      Ulcerative Colitis Article
      • Ulcerative colitis facts
      • What is ulcerative colitis?
      • What causes ulcerative colitis?
      • What are the symptoms of ulcerative colitis?
      • How is the diagnosis of ulcerative colitis made?
      • What are the complications of ulcerative colitis?
      • What are the treatments for ulcerative colitis?
      • What are ulcerative colitis medications?
      • 5-ASA Compounds
      • Systemic corticosteroids (including side effects)
      • Golimumab (Simponi)
      • What are immunomodulator medications?
      • Summary of medication treatment
      • Surgery for ulcerative colitis
      • Treatment by disease severity and location (based on ACG Practice Guidelines)
      • Are there any special dietary requirements for persons with ulcerative colitis?
      • What research is being done regarding ulcerative colitis?

Related FAQs, Doctor's & Expert's Views

Procedures & Tests

Health Features

Tools & References


Terms related to Biorhythms:

  • Body Clock
  • Circadian Rhythm
  • Rhythm